{
  "resourceType" : "CodeSystem",
  "id" : "reaction-event-certainty",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem reaction-event-certainty</b></p><a name=\"reaction-event-certainty\"> </a><a name=\"hcreaction-event-certainty\"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/reaction-event-certainty</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">unlikely<a name=\"reaction-event-certainty-unlikely\"> </a></td><td>Unlikely</td><td>There is a low level of clinical certainty that the reaction was caused by the identified substance.</td></tr><tr><td style=\"white-space:nowrap\">likely<a name=\"reaction-event-certainty-likely\"> </a></td><td>Likely</td><td>There is a high level of clinical certainty that the reaction was caused by the identified substance.</td></tr><tr><td style=\"white-space:nowrap\">confirmed<a name=\"reaction-event-certainty-confirmed\"> </a></td><td>Confirmed</td><td>There is a very high level of clinical certainty that the reaction was due to the identified substance, which may include clinical evidence by testing or rechallenge.</td></tr><tr><td style=\"white-space:nowrap\">unknown<a name=\"reaction-event-certainty-unknown\"> </a></td><td>Unknown</td><td>The clinical certainty that the reaction was caused by the identified substance is unknown.  It is an explicit assertion that certainty is not known.</td></tr></table></div>"
  },
  "extension" : [{
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-ballot-status",
    "valueString" : "Informative"
  },
  {
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger" : 0
  },
  {
    "extension" : [{
      "url" : "packageId",
      "valueId" : "hl7.fhir.uv.xver-r3.r4"
    },
    {
      "url" : "version",
      "valueString" : "0.0.1-snapshot-2"
    }],
    "url" : "http://hl7.org/fhir/StructureDefinition/package-source"
  },
  {
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode" : "fhir"
  },
  {
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode" : "trial-use",
    "_valueCode" : {
      "extension" : [{
        "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
        "valueCanonical" : "http://hl7.org/fhir/3.0/ImplementationGuide/hl7.fhir.uv.xver-r3.r4"
      }]
    }
  }],
  "url" : "http://hl7.org/fhir/reaction-event-certainty",
  "version" : "3.0.2",
  "name" : "AllergyIntoleranceCertainty",
  "status" : "draft",
  "experimental" : false,
  "date" : "2019-10-24T10:53:00+10:00",
  "publisher" : "FHIR Infrastructure",
  "contact" : [{
    "name" : "FHIR Infrastructure",
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/fiwg"
    }]
  }],
  "description" : "Statement about the degree of clinical certainty that a specific substance was the cause of the manifestation in a reaction event.",
  "jurisdiction" : [{
    "coding" : [{
      "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "code" : "001",
      "display" : "World"
    }]
  }],
  "caseSensitive" : true,
  "valueSet" : "http://hl7.org/fhir/ValueSet/reaction-event-certainty|5.2.0",
  "content" : "complete",
  "concept" : [{
    "code" : "unlikely",
    "display" : "Unlikely",
    "definition" : "There is a low level of clinical certainty that the reaction was caused by the identified substance."
  },
  {
    "code" : "likely",
    "display" : "Likely",
    "definition" : "There is a high level of clinical certainty that the reaction was caused by the identified substance."
  },
  {
    "code" : "confirmed",
    "display" : "Confirmed",
    "definition" : "There is a very high level of clinical certainty that the reaction was due to the identified substance, which may include clinical evidence by testing or rechallenge."
  },
  {
    "code" : "unknown",
    "display" : "Unknown",
    "definition" : "The clinical certainty that the reaction was caused by the identified substance is unknown.  It is an explicit assertion that certainty is not known."
  }]
}